lkml.org 
[lkml]   [2019]   [Dec]   [4]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH] net: thunderx: start phy before starting autonegotiation
Date
Since "2b3e88ea6528 net: phy: improve phy state checking"
phy_start_aneg() expects phy state to be >= PHY_UP. Call phy_start()
before calling phy_start_aneg() during probe so that autonegotiation
is initiated.

Network fails without this patch on Octeon TX.

Signed-off-by: Mian Yousaf Kaukab <ykaukab@suse.de>
---
drivers/net/ethernet/cavium/thunder/thunder_bgx.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
index 1e09fdb63c4f..504644257aff 100644
--- a/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
+++ b/drivers/net/ethernet/cavium/thunder/thunder_bgx.c
@@ -1115,6 +1115,7 @@ static int bgx_lmac_enable(struct bgx *bgx, u8 lmacid)
phy_interface_mode(lmac->lmac_type)))
return -ENODEV;

+ phy_start(lmac->phydev);
phy_start_aneg(lmac->phydev);
return 0;
}
--
2.16.4
\
 
 \ /
  Last update: 2019-12-04 16:26    [W:0.077 / U:0.044 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site